/* ===== 专业知识页面专用样式 ===== */
.knowledge-container {
	padding: 40px 0 60px 0;
}

/* ===== page-title 与制样案例保持一致 ===== */
.knowledge-container .page-title {
	text-align: center;
	margin-bottom: 40px;
}
.knowledge-container .page-title h1 {
	font-size: 32px;
	color: #003366;
	font-weight: 700;
	margin: 0 0 10px 0;
}
.knowledge-container .page-title .title-line {
	width: 60px;
	height: 3px;
	background: #c52525;
	margin: 0 auto 12px auto;
	border-radius: 4px;
}
.knowledge-container .page-title .page-subtitle {
	font-size: 16px;
	color: #999;
	letter-spacing: 1px;
}

.knowledge-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 30px;
	margin-top: 40px;
}

.knowledge-card {
	background: #fff;
	border: 1px solid #e8e8e8;
	border-radius: 8px;
	overflow: hidden;
	transition: all 0.3s ease;
	box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.knowledge-card:hover {
	border-color: #c52525;
	box-shadow: 0 8px 30px rgba(197,37,37,0.10);
	transform: translateY(-4px);
}

.knowledge-card .knowledge-img {
	width: 100%;
	height: 400px;
	overflow: hidden;
	background: #f5f5f5;
}

.knowledge-card .knowledge-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.5s ease;
}

.knowledge-card:hover .knowledge-img img {
	transform: scale(1.05);
}

.knowledge-card .knowledge-body {
	padding: 25px 28px 30px 28px;
}

.knowledge-card .knowledge-title {
	font-size: 20px;
	font-weight: bold;
	color: #222;
	margin: 0 0 12px 0;
	line-height: 1.4;
}

.knowledge-card .knowledge-title a {
	color: #222;
	text-decoration: none;
	transition: color 0.3s;
}

.knowledge-card .knowledge-title a:hover {
	color: #c52525;
}

.knowledge-card .knowledge-desc {
	font-size: 14px;
	color: #666;
	line-height: 1.9;
	margin: 0;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;
	overflow: hidden;
}

.norecord {
	text-align: center;
	padding: 60px 0;
	color: #999;
	font-size: 16px;
}

/* 响应式：平板 */
@media (max-width: 992px) {
	.knowledge-grid {
		gap: 20px;
	}
	.knowledge-card .knowledge-img {
		height: 280px;
	}
}

/* 响应式：手机端改为1列，左右留间距 */
@media screen and (max-width: 760px) {
	.knowledge-container {
		padding: 20px 16px 40px 16px;
	}
	.knowledge-container .page-title h1 {
		font-size: 24px;
	}
	.knowledge-container .page-title .page-subtitle {
		padding: 0 10px;
	}
	.knowledge-grid {
		grid-template-columns: 1fr;
		gap: 20px;
		margin-top: 30px;
	}
	.knowledge-card .knowledge-img {
		height: 200px;
	}
	.knowledge-card .knowledge-body {
		padding: 18px 18px 22px 18px;
	}
	.knowledge-card .knowledge-title {
		font-size: 17px;
	}
}